213874723 has 8 divisors (see below), whose sum is σ = 226833696. Its totient is φ = 201220800.

The previous prime is 213874709. The next prime is 213874741. The reversal of 213874723 is 327478312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213874723 - 2⁹ = 213874211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213874753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74818 + ... + 77623.

It is an arithmetic number, because the mean of its divisors is an integer number (28354212).

Almost surely, 2^213874723 is an apocalyptic number.

213874723 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

213874723 is a deficient number, since it is larger than the sum of its proper divisors (12958973).

213874723 is a wasteful number, since it uses less digits than its factorization.

213874723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152525.

The product of its digits is 56448, while the sum is 37.

The square root of 213874723 is about 14624.4563317752. The cubic root of 213874723 is about 598.0256613634.

The spelling of 213874723 in words is "two hundred thirteen million, eight hundred seventy-four thousand, seven hundred twenty-three".